Finding the Fourth Proportional to 514,784.12, 772,192.43 and 177,843.96
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Solution
The fourth proportional to 514,784.12, 772,192.43 and 177,843.96 is: 266,771.55
Step by Step Solution
- Step 1: Write the proportion equation
514,784.12 : 772,192.43 = 177,843.96 : x - Step 2: Convert to fraction form
514,784.12/772,192.43 = 177,843.96/x - Step 3: Cross multiply
514,784.12x = 772,192.43 × 177,843.96 - Step 4: Simplify right side
514,784.12x = 137,329,759,633.22 - Step 5: Solve for x
x = 137,329,759,633.22/514,784.12 - Step 6: Final answer
x = 266,771.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.